Chapter 12 Structure of Nucleic Acids
12.1 The Primary Structure of Nucleic Acids
The chain termination or dideoxy method of DNA sequencing
Automated DNA Sequencing
12.2 Secondary Structure of DNA DNA double helix right-handed 10bp per turn 0.34nm d = 2nm
Base stacking force
antiparallel
12.3 Denaturation and Renaturation of DNA 12.3.1 DNA Denaturation
12.3.2 DNA Renaturation
12.3.3 Nucleic Acid Hybridization 12.3.4 Buoyant Density of DNA
Density gradient centrifugation
12.4 Supercoil and Cruciform : Tertiary structure in DNA
Relaxed DNA Superhelix DNA Unwound DNA
cruciform Palindromic sequence
12.5 Secondary and Tertiary Structure of RNA Unusual bases of RNA
12.5.1 Messenger RNA ( mRNA ) 5`-cap 3`-poly(A) 7-methyl-G-cap
12.5.2 Transfer RNA ( tRNA ) Cloverleaf secondary structure of tRNA
Tertiary interactions in yeast phenylalanine tRNA
L-shaped tertiary form
12.5.3 Ribosomal RNA ( rRNA )
The proposed secondary structure for E.coli 16S rRNA